Flip!? vs My Inventory Stack
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Flip!?
This app provides a digital canvas for freehand writing and text input, mimicking a blackboard or memo board. It offers various pen types, colors, and backgrounds for creative expression and practical use in classrooms or for making quick signs.
- Handwriting input with Apple Pencil or finger
- Multiple pen types and colors
- Free positioning of text
- 15 preset backgrounds
- Use custom photos as backgrounds
- Edit and preview modes
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Flip!? is a simple landscape-oriented board app where you can write freely with handwriting and text. Perfect for classroom blackboards, memo boards, quick signs, and many other everyday scenes. ■ Key Features ・Handwriting input with Apple Pencil or your finger ・Multiple pen types: fountain pen, pencil, marker, and more ・Free choice of color and line thickness ・Freely positioned text input ・15 preset backgrounds (blackboard, brick, sky, night sky, etc.) ・Set any photo from your library as a background ・Switch between edit mode and preview mode ■ Recommended for ・Teachers and presenters who need a whiteboard alternative ・Anyone making handwritten notices or signs ・Doodling and quick idea memos ・Fun creative play for kids Simple to use and ready right out of the box. Give it a try!
My Inventory Stack
Manage your business or collection with this intuitive inventory companion. Track items, quantities, sales, and suppliers. Organize your stock with custom categories and receive reminders for re-ordering.
- Intuitive item addition with photos, SKU/UPC, and costs
- Barcode scanning via camera
- Smart dashboard with low stock alerts and reminders
- Customizable categories and sub-categories
- Supplier and purchase order management
- Multi-store management
- Sales and purchase history tracking
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Stop guessing. Start managing. My Inventory Stack is the simple, powerful inventory companion designed for your small business, hobby, or collection. Track your inventory, manage sales, and understand your business -- all from your devices. My Inventory Stack helps you take control of your inventory with a clean interface and powerful features. -------------------- KEY FEATURES: - Intuitive Inventory: Add items in seconds. Track quantity, multiple photos, SKU/UPC, costs, and sale prices for your entire catalog. - Barcode Scanning: Use your camera to instantly scan barcodes to find items, add new stock, or add codes to existing items in your app's inventory. - Smart Dashboard: Your command centre. "Needs Attention" shows you low stock items, upcoming reminders, and open purchase orders all in one place. - Powerful Organization: Create categories and nested sub-categories to organize your inventory exactly how you want, complete with custom colours and icons. - Manage Suppliers & Purchase Orders: Keep track of your suppliers and attach purchase orders to ease adding new stock to your inventory. - Multiple Stores: Create multiple Stores to manage different locations, or simply categorize items and categories onto different stores. - Track History: See a full sales and purchase history (cost history) for every item to understand its performance over time. - Custom Reminders: Set reminders with priorities for re-ordering, follow-ups, or any other task. ------------------- UPGRADE YOUR BUSINESS (ONE TIME FEE & NO SUBSCRIPTIONS!) My Inventory Stack is free to get started. When you're ready to grow, unlock powerful features with a ONE-TIME PURCHASE. Pay once, own it forever. Unlock PRO (One-Time Purchase): - Perfect for serious hobbyists and growing single stores. - UNLIMITED: Add unlimited items, categories, and reminders. - SALES INSIGHTS: Understand your business with charts for revenue and profit. See your best and worst-selling items. - LOW STOCK ALERTS: Get notified on the dashboard when your items run low based on thresholds you set. - DATA EXPORT: Back up your items, sales, and reminders to a CSV file. Unlock BUSINESS (One-Time Purchase): - The ultimate toolkit for small businesses. - INCLUDES ALL PRO FEATURES - MULTI-STORE MANAGEMENT: Manage inventory across multiple stores or locations from one app. - SALES TRACKING: Log sales to automatically deplete stock and power your insights. - SUPPLIER MANAGEMENT: Keep a complete directory of your suppliers. - PURCHASE ORDER SYSTEM: Create, track, and receive Purchase Orders (POs) from your suppliers to automatically update your stock levels and cost history. Whether you're managing a small shop, tracking collectibles, or running a pop-up, My Inventory Stack brings clarity to your inventory. Download today and take control of your stock.
Screenshots
Verdict
The clearest difference is rating: Flip!? at 5.0 against My Inventory Stack's 1.0. Flip!? also leads on in-app purchases (none vs 3). My Inventory Stack's advantage is ads (none vs shown) and update cadence (every 10 days vs every 2 months). On price, ratings volume, device support and iOS requirement there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. My Inventory Stack sells 3 one-off in-app purchases. Flip!? asks for nothing beyond the download.
Flip!? holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.
Flip!? ships an update every 2 months, My Inventory Stack every 10 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.
| Parameter | Flip!? | My Inventory Stack |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | 1.0 (2 ratings) |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | 1 | 2 — better |
| Update frequency | Every 2 months | Every 10 days — better |
| Ads | Yes | No — better |
| In-app purchases | No — better | Yes |
| Monetization | Ad-supported — better | Free with in-app purchases |
| Devices | iPhone, iPad | iPhone, iPad, Mac — better |
| Requires iOS | 17.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 45 MB | 11 MB |
| Age rating | 4+ | 4+ |
| Developer | yuya kanbetsunawa | Bryan Jeffrey Martin |
Customer experience
Flip!?
My Inventory Stack
In-app purchases
Flip!?
No in-app purchases
My Inventory Stack
- Business (Upgrade from Pro)$19.99
- Pro$24.99
- Business$39.99
Questions
Is Flip!? free?
Is My Inventory Stack free?
Which has better reviews, Flip!? or My Inventory Stack?
Do Flip!? or My Inventory Stack have ads?
Which is updated more often, Flip!? or My Inventory Stack?
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